It's one of the best dark comedies ever made.
For people who care, it's on Blu-ray http://www.amazon.com/Dr-Strangelove--UK-Region-free-Blu-ray/dp/B0036VCJ36/ref=sr_1_2_twi_vid_2_twi_blu_2?s=movies-tv&ie=UTF8&qid=1447141527&sr=1-2&keywords=Dr.+Strangelove+or%3A+How+I+Learned+to+Stop+Worrying+and+Love+the+Bomb